Our research project focuses on learning strategies and motivation among academic procrastinators in computer assisted language learning (CALL) settings. In this study, we aim to compare them according to students' levels of English proficiency. One hundred and fourteen university students participated in this research project. Sixty-four students…

Methodological issues of using a class of neural networks called Mixture Density Networks (MDN) for discriminant analysis are discussed. MDN models have the advantage of having a rigorous probabilistic interpretation, and they have proven to be a viable alternative as a classification procedure in discrete domains. Both classification and…

A subset of a real data set from a national survey on alcohol use and driving in Canada (original sample of 6,457) is used to illustrate an ad hoc analysis with missing data on multiple response variables. A complete-case analysis initiates this strategy, determining variables that may be deleted without losing effects of interest. By such a…

This study presents an overview of Monte Carlo studies in discriminant analysis. Some common questions about the use of Monte Carlo techniques are answered through a brief literature review of articles on discriminant analysis in which Monte Carlo methods are used. The articles cover many research points, such as comparing error rate estimates,…

A study examined Nigerian journalists' self-reported perceptions of editorial ethics and of the role of editorials in national development, comparing data with an earlier content analysis of the ethics of newspaper editorials. Subjects, 348 full-time, salaried Nigerian journalists on nine national newspapers in two newspaper ownership groups,…

Self-perception is considered a central issue in several psychological fields, especially in research on learning and personality. Self concept, or self perceptions, are viewed as intertwined with an individual's experiences and interpersonal relations in the environment. There seems to be a close relationship between self-perception and…

Taxing situations that threaten the administrator's sense of self-efficacy meaningfully account for burnout in human-service professionals. This paper presents findings of a study that hypothesized that environmental or role stressors could be classified as task, organization, and relations stressors, each pertaining to a different domain of the…

The purpose of this study was to examine the major determinants of the "staying" and "leaving" process for samples of Melbourne (Australia) male and female adolescents. Sixty attitudinal statements were obtained from 796 adolescents and factor analysed. The subset of independent variables, together with a set of personality and…